photon: refactor hostname handling and add networkd activator (#958)

2 files changed, 28 insertions, 1 deletions

diff --git a/cloudinit/net/activators.py b/cloudinit/net/activators.py
index 84aaafc9..11149548 100644
--- a/cloudinit/net/activators.py
+++ b/cloudinit/net/activators.py
@@ -8,6 +8,7 @@ from cloudinit import subp
 from cloudinit import util
 from cloudinit.net.eni import available as eni_available
 from cloudinit.net.netplan import available as netplan_available
+from cloudinit.net.networkd import available as networkd_available
 from cloudinit.net.network_state import NetworkState
 from cloudinit.net.sysconfig import NM_CFG_FILE
 
@@ -213,12 +214,38 @@ class NetplanActivator(NetworkActivator):
         return _alter_interface(NetplanActivator.NETPLAN_CMD, 'all')
 
 
+class NetworkdActivator(NetworkActivator):
+    @staticmethod
+    def available(target=None) -> bool:
+        """Return true if ifupdown can be used on this system."""
+        return networkd_available(target=target)
+
+    @staticmethod
+    def bring_up_interface(device_name: str) -> bool:
+        """ Return True is successful, otherwise return False """
+        cmd = ['ip', 'link', 'set', 'up', device_name]
+        return _alter_interface(cmd, device_name)
+
+    @staticmethod
+    def bring_up_all_interfaces(network_state: NetworkState) -> bool:
+        """ Return True is successful, otherwise return False """
+        cmd = ['systemctl', 'restart', 'systemd-networkd', 'systemd-resolved']
+        return _alter_interface(cmd, 'all')
+
+    @staticmethod
+    def bring_down_interface(device_name: str) -> bool:
+        """ Return True is successful, otherwise return False """
+        cmd = ['ip', 'link', 'set', 'down', device_name]
+        return _alter_interface(cmd, device_name)
+
+
 # This section is mostly copied and pasted from renderers.py. An abstract
 # version to encompass both seems overkill at this point
 DEFAULT_PRIORITY = [
     IfUpDownActivator,
     NetworkManagerActivator,
     NetplanActivator,
+    NetworkdActivator,
 ]
 
 
diff --git a/cloudinit/net/networkd.py b/cloudinit/net/networkd.py
index 2dffce59..63e3a07f 100644
--- a/cloudinit/net/networkd.py
+++ b/cloudinit/net/networkd.py
@@ -246,7 +246,7 @@ class Renderer(renderer.Renderer):
 
 
 def available(target=None):
-    expected = ['systemctl']
+    expected = ['ip', 'systemctl']
     search = ['/usr/bin', '/bin']
     for p in expected:
         if not subp.which(p, search=search, target=target):